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Are there files linking nominal counties to units which are consistent over time?
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4
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April 16, 2018
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Question about 1950, 1960, 1970 tract-level housing and population data
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2
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April 11, 2018
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trying again need more characters
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2
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January 16, 2018
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How to download total population for places in the US back to 1900? I have filtered, but don't see the tables?
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2
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January 11, 2018
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Can you determine the states people move from to a certain state?
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2
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November 14, 2017
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Do PUMAs or consistent PUMAs intersect census tract boundaries?
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2
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October 9, 2017
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Are weights necessary/"svyset" needed for regressions with NHGIS data?
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2
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August 7, 2017
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Merged 2011-2015 ACS csv data to shapefile of same wave, but 338 tracts in the shapefile aren't in the csv file.
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4
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June 9, 2017
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What is wrong with the 1960 data?
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3
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August 24, 2015
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Discrepancies between 1980 data: How can in-migrants be larger than total population?
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2
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September 23, 2014
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PUMA to MIGPUMA crosswalk
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2
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November 13, 2013
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historical address information?
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2
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October 10, 2013
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Why do 2010 shapefiles not align with 2000 and older shapefiles?
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2
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January 22, 2013
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Can I use NHGIS for genealogy?
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2
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January 22, 2013
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Can I just get a copy of every data table in NHGIS and save myself the hassle of repeatedly downloading different tables?
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2
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January 22, 2013
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Why do I receive so many data files in my downloaded zipped file?
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2
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January 22, 2013
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What are time series tables in NHGIS?
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2
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January 21, 2013
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Something is wrong with the NHGIS data I downloaded. What should I do?
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2
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January 20, 2013
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How long does a data extract take on NHGIS?
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2
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January 20, 2013
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Why can't I select to download data for a single county or a single MSA in NHGIS?
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2
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January 19, 2013
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Does NHGIS have data for outside the USA?
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2
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January 19, 2013
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What is the unit of the SHAPE_AREA and SHAPE_LEN?
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2
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January 18, 2013
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Does NHGIS have data for Puerto Rico, the US Virgin Islands, or other territories?
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2
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January 18, 2013
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What do the field names (e.g., AG3001, B5P001) in an NHGIS data file mean?
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2
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January 18, 2013
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Do I need special statistical software like SPSS, SAS, or Stata to use NHGIS data?
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2
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January 18, 2013
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What projected coordinate system are the GIS boundary data in?
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2
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January 17, 2013
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What is the source of NHGIS data?
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2
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January 16, 2013
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I downloaded the data tables and the GIS boundary files. Now how do I join them together?
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2
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January 16, 2013
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Why are there so many different geographic level filter options?
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2
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January 16, 2013
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Why can't I download data at the census tract level from before 1910?
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2
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January 12, 2013
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